Kanami and the others arrive at Mokusa's headquarters and meet with Origami Yukari's younger sister, Akane. The girls learn the truth of the Great Disaster of Sagami Bay that occurred 20 years ago from her and Friedman. The truth of that day is vastly different from what the young Toji have been taught in school.
That is why the tale of the vanquishing 
of the great disaster
لهذا فإنّ قصة التغلّب على الكارثة العظيمة
Und darum entspricht der Sieg
über die Große Katastrophe,
Por eso lo que saben
del gran desastre no es la verdad.
Por eso lo que sabéis
del gran desastre no es verdad.
Les rapports sur la mission
de la grande catastrophe sont faux.
Ed è ecco perché l'annientamento 
del Grande Aradama per come lo conoscete voi
É por isso que a luta do grande
desastre que vocês conhecem
Так что история о преодолении
великой катастрофы